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Finding the Fourth Proportional to 191,796.35, 264,792.37 and 170,516.74

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Solution

The fourth proportional to 191,796.35, 264,792.37 and 170,516.74 is: 235,413.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,796.35 : 264,792.37 = 170,516.74 : x
  2. Step 2: Convert to fraction form
    191,796.35/264,792.37 = 170,516.74/x
  3. Step 3: Cross multiply
    191,796.35x = 264,792.37 × 170,516.74
  4. Step 4: Simplify right side
    191,796.35x = 45,151,531,709.27
  5. Step 5: Solve for x
    x = 45,151,531,709.27/191,796.35
  6. Step 6: Final answer
    x = 235,413.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.